<template>
  <el-dialog :title="title" :visible="showDialog" @close="close">
    <el-form ref="addDept" :model="formData" :rules="rules" label-width="120px">
      <el-form-item prop="name" label="部门名称">
        <el-input v-model="formData.name" placeholder="2-10个字符" style="width: 80%" size="mini" />
      </el-form-item>
      <el-form-item prop="code" label="部门编码">
        <el-input v-model="formData.code" placeholder="2-10个字符" style="width: 80%" size="mini" />
      </el-form-item>
      <el-form-item prop="managerId" label="部门负责人">
        <el-select v-model="formData.managerId" placeholder="请选择负责人" style="width: 80%" size="mini">
          <el-option
            v-for="item in Simple"
            :key="item.id"
            :label="item.username"
            :value="item.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item prop="introduce" label="部门介绍">
        <el-input v-model="formData.introduce" placeholder="1-100个字符" type="textarea" size="mini" :rows="4" style="width: 80%" />
      </el-form-item>
      <el-form-item>
        <!-- 按钮 -->
        <el-row type="flex" justify="center">
          <el-col :span="12">
            <el-button size="mini" type="primary" @click="submit">确定</el-button>
            <el-button size="mini" @click="quxiao">取消</el-button>
          </el-col>
        </el-row>
      </el-form-item>
    </el-form>
  </el-dialog>
</template>
<script>
import { getDepartment, getSimple, postDepartment, getDepartments, updateDepartment } from '@/api/department'
export default {
  name: 'AddDept',
  props: {
    showDialog: {
      type: Boolean,
      default: false
    },
    currentNodeId: {
      type: Number,
      default: -1
    },
    title: {
      type: String,
      default: '新增部门'
    }
  },
  data() {
    return {
      formData: {
        code: '', // 部门编码
        introduce: '', // 部门介绍
        managerId: '', // 部门负责人id
        name: '', // 部门名称
        pid: '' // 父级部门的id
      },
      // 校验规则
      rules: {
        code: [{ required: true, message: '部门编码不能为空', trigger: 'blur' },
          {
            min: 2, max: 10, message: '部门编码的长度为2-10个字符', trigger: 'blur'
          },
          {
            trigger: 'blur',
            // 自定义校验模式
            validator: async(rule, value, callback) => {
            // value就是输入的编码
              const res = await getDepartment()
              const departList = res.data

              if (departList.some(v => v.code === value && this.currentNodeId !== v.id)) {
                callback(new Error('该编号已存在'))
              } else {
                callback()
              }
            }
          }
        ], // 部门编码
        introduce: [{ required: true, message: '部门介绍不能为空', trigger: 'blur' }, {
          min: 1, max: 100, message: '部门介绍的长度为1-100个字符', trigger: 'blur'
        }
        ], // 部门介绍
        managerId: [{ required: true, message: '部门负责人不能为空', trigger: 'change' }], // 部门负责人id
        name: [{ required: true, message: '部门名称不能为空', trigger: 'blur' },
          {
            min: 2, max: 10, message: '部门名称的长度为2-10个字符', trigger: 'blur'
          },
          {
            trigger: 'blur',
            // 自定义校验模式
            validator: async(rule, value, callback) => {
              // value就是输入的编码
              const res = await getDepartment()
              const departList = res.data
              // 如果名字相同 id不相同不通过
              if (departList.some(v => v.name === value && this.currentNodeId !== v.id)) {
                callback(new Error('该部门已存在'))
              } else {
                callback()
              }
            }
          }
        ] // 部门名称
        // pid: '' // 父级部门的id 不需要做校验
      },
      Simple: []// 下拉列表

    }
  },
  async created() {
    const res = await getSimple()
    this.Simple = res.data
  },
  methods: {
    close() {
      this.$emit('update:showDialog', false)
    },
    async submit() {
      // 表单验证
      this.$refs.addDept.validate()
      if (this.title === '新增部门') {
        delete this.formData.id
        delete this.formData.createTime
        // 发送请求
        await postDepartment({ ...this.formData, pid: this.currentNodeId })
      } else if (this.title === '编辑部门') {
        console.log('编辑')
        await updateDepartment(this.formData)
      }
      // 通知父组件更新数据
      this.$emit('upDepar')
      // 提示用户
      this.$message.success('操作部门成功')
      // 清空表单
      this.$refs.addDept.resetFields()
      // 关闭弹窗
      this.close()
    },
    async getDepartments() {
      const res = await getDepartments(this.currentNodeId)
      this.formData = res.data
    },
    quxiao() {
      // 清空表单
      this.$refs.addDept.resetFields()
      // 关闭弹窗
      this.close()
    }
  }
}
</script>
